Properties of the Number 44426

Forty-Four Thousand Four Hundred Twenty-Six

Basics

Value: 44425 → 44426 → 44427

Parity: even

Prime: No

Previous Prime: 44417

Next Prime: 44449

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 97 × 229

Divisors: 1, 2, 97, 194, 229, 458, 22213, 44426

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010110110001010

Octal: 126612

Duodecimal: 21862

Hexadecimal: ad8a

Square: 1973669476

Square Root: 210.77476129745705

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

G.f. satisfies: A(x) = 1 + x·f(x, A(x)) where f(,) is Ramanujan's two-variable θ function. A192502

Number of (n+1) X 8 0..1 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively. A204650

a(n) is the number of equivalence classes of triples of sets each with n or fewer elements where two triples are equivalent if the number of elements in all intersections is the same. A319777

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively. A204651

Numbers n such that string 9,4 occurs in the base 10 representation of n but not of n-1. A44426